Finding the Fourth Proportional to 144,925.16, 199,996.53 and 80,404.18

Step by Step Solution

1. Step 1: Write the proportion equation
   144,925.16 : 199,996.53 = 80,404.18 : x
2. Step 2: Convert to fraction form
   144,925.16/199,996.53 = 80,404.18/x
3. Step 3: Cross multiply
   144,925.16x = 199,996.53 × 80,404.18
4. Step 4: Simplify right side
   144,925.16x = 16,080,556,997.50
5. Step 5: Solve for x
   x = 16,080,556,997.50/144,925.16
6. Step 6: Final answer
   x = 110,957.66